/* * linux/arch/arm/mach-at91/sam9_smc.c * * Copyright (C) 2008 Andrew Victor * * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License version 2 as * published by the Free Software Foundation. */ #include <linux/module.h> #include <linux/io.h> #include <mach/at91sam9_smc.h> #include "sam9_smc.h" void __init sam9_smc_configure(int cs, struct sam9_smc_config* config) { /* Setup register */ at91_sys_write(AT91_SMC_SETUP(cs), AT91_SMC_NWESETUP_(config->nwe_setup) | AT91_SMC_NCS_WRSETUP_(config->ncs_write_setup) | AT91_SMC_NRDSETUP_(config->nrd_setup) | AT91_SMC_NCS_RDSETUP_(config->ncs_read_setup) ); /* Pulse register */ at91_sys_write(AT91_SMC_PULSE(cs), AT91_SMC_NWEPULSE_(config->nwe_pulse) | AT91_SMC_NCS_WRPULSE_(config->ncs_write_pulse) | AT91_SMC_NRDPULSE_(config->nrd_pulse) | AT91_SMC_NCS_RDPULSE_(config->ncs_read_pulse) ); /* Cycle register */ at91_sys_write(AT91_SMC_CYCLE(cs), AT91_SMC_NWECYCLE_(config->write_cycle) | AT91_SMC_NRDCYCLE_(config->read_cycle) ); /* Mode register */ at91_sys_write(AT91_SMC_MODE(cs), config->mode | AT91_SMC_TDF_(config->tdf_cycles) ); }